namespace UserAuthApp
{
    /// <summary>
    /// 纯 POCO：只有字段、属性、构造
    /// </summary>
    public class User
    {
        public string UserName { get; set; }
        public string Password { get; set; }

        public User(string userName, string password)
        {
            UserName = userName;
            Password = password;
        }
    }
}